Developer Reference
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Tanpi
Computes the tangent of vector elements multiplied by π.
Performance:
Intel® Xeon® Processor E5-2680 | Intel® Xeon® Processor E5-2699 v3 | Intel® Xeon® Processor E5-2699 v4 | Intel® Xeon® Gold 6148 Processor | ||
---|---|---|---|---|---|
single | HA | 12.97 | 6.72 | 5.67 | 1.91 |
LA | 3.16 | 2.55 | 2.04 | 1.57 | |
EP | 2.93 | 2.37 | 1.88 | 1.45 | |
double | HA | 21.56 | 14.57 | 11.68 | 4.82 |
LA | 8.69 | 7.16 | 5.20 | 3.55 | |
EP | 8.61 | 7.11 | 4.44 | 3.04 |
Notes:
- Units - CPE (Clocks per Element)
Performance was measured on "working" interval (double precision: [ -300.0, 300.0 ]; single precision: [ -300.0, 300.0 ])
Data - vectors of 1000 elements with random generated numbers.
All data was collected with 64-bit libraries.
Accuracy:
Intel® Xeon® Processor E5-2680 | Intel® Xeon® Processor E5-2699 v3 | Intel® Xeon® Processor E5-2699 v4 | Intel® Xeon® Gold 6148 Processor | ||
---|---|---|---|---|---|
single | HA | 1.00 | 1.00 | 1.00 | 0.96 |
LA | 3.18 | 3.18 | 3.18 | 3.95 | |
EP | 639.99 | 639.99 | 639.99 | 852.78 | |
double | HA | 1.00 | 1.00 | 1.00 | 0.85 |
LA | 3.34 | 3.34 | 3.34 | 3.60 | |
EP | 1.36E+06 | 1.36E+06 | 1.36E+06 | 2.66E+07 |
NOTE:
Units - ULP (Units in the Last Place).
Performance Graphs:
Parent topic: Trigonometric Functions